[R] Plotting an Underbrace in R

[Yihui Xie]

Oh, I did not see this post and I just saw your message in my blog.
Anyway, here is a solution for other people's future reference:
http://yihui.name/en/2011/04/produce-authentic-math-formulas-in-r-graphics/

Regards,
Yihui
--
Yihui Xie <xieyihui at gmail.com>
Phone: 515-294-2465 Web: http://yihui.name
Department of Statistics, Iowa State University
2215 Snedecor Hall, Ames, IA



On Fri, Apr 15, 2011 at 4:42 AM, Michael McAssey <mpmcassey at gmail.com> wrote:
> Baptiste,
>
> Thank you.  The examples in the documentation for tikz helped me solve
> this problem, and give me a good tool for future plots.  I only need
> to figure out how to incorporate LaTeX packages like amssymb so that I
> can use \mathbb{} to put the real numbers symbol in my plot.
>
> Regards,
>
> Michael
>
> On Fri, Apr 15, 2011 at 10:48 AM, baptiste auguie
> <baptiste.auguie at googlemail.com> wrote:
>> Hi,
>>
>> Through pgfSweave you can use the tikz device, which is the one that
>> can interpret Latex code (package tikzDevice). I would start with a
>> minimal self-contained plot with this function. see ?tikz for
>> examples.
>>
>> HTH,
>>
>> baptiste
>>
>>
>>
>>
>> On 15 April 2011 20:03, Michael McAssey <mpmcassey at gmail.com> wrote:
>>> Ben,
>>>
>>> This example of pgfSweave looks like it would address my problem.  I
>>> installed this package, but I cannot determine how to use it to make R
>>> convert LaTeX commands into mathematical symbols on an R plot.  The
>>> documentation does not seem to address this.  I tried to mimic the
>>> example from Yihui Xie that you provided but R only puts the LaTeX
>>> code on my plot without converting it.  That is, if in the R GUI I
>>> have:
>>>
>>>> library(pgfSweave)
>>>> plot(1:10, 1:10, "$Y=\\beta_0 + \\beta_1 x + \\epsilon$")
>>>
>>> then in the plot the y-axis label is $Y=\beta_0 + \beta_1 x +
>>> \epsilon$ rather than what I want.  I can't find any useful help on
>>> Google.  Any further suggestions?
>>>
>>> Thanks.
>>>
>>> Michael
>>>
>>>
>>> On Thu, Apr 14, 2011 at 11:22 PM, Ben Bolker <bbolker at gmail.com> wrote:
>>>>
>>>> Michael McAssey <mpmcassey <at> gmail.com> writes:
>>>>
>>>> >
>>>> > I need to include some mathematical expressions in a plot I am creating in
>>>> > R, one of which requires an underbrace, which in LaTeX would be written like
>>>> >
>>>> > \underbrace{T \cdots T}_{n times}
>>>> >
>>>> > There does not appear to be a provision for this in plotmath, and I cannot
>>>> > find anything on the topic in the R-help archive or in a Google search.  I
>>>> > would appreciate some help with this.
>>>>
>>>>  Does
>>>>
>>>> <http://yihui.name/en/wp-content/uploads/2010/02/lyx-pgfsweave-demo.pdf>
>>>>
>>>>  help at all?
>>>>
>>>> ______________________________________________
>>>> R-help at r-project.org mailing list
>>>> https://stat.ethz.ch/mailman/listinfo/r-help
>>>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>>>> and provide commented, minimal, self-contained, reproducible code.
>>>
>>>
>>>
>>> --
>>> Michael P. McAssey, Ph.D.
>>> Statistics for Life Sciences, Department of Mathematics
>>> Faculty of Sciences, Vrije Universiteit Amsterdam
>>> De Boelelaan 1081a, 1081 HV Amsterdam, The Netherlands
>>> Office: S-230, W&N building
>>> Tel: +31 (0)20 598 7724
>>> Fax: +31 (0)20 598 7653
>>> Mobile: +31 (0)62 113 8600
>>> http://www.few.vu.nl/~mmy700/
>>>
>>> ______________________________________________
>>> R-help at r-project.org mailing list
>>> https://stat.ethz.ch/mailman/listinfo/r-help
>>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>>> and provide commented, minimal, self-contained, reproducible code.
>>>
>>
>
>
>
> --
> Michael P. McAssey, Ph.D.
> Statistics for Life Sciences, Department of Mathematics
> Faculty of Sciences, Vrije Universiteit Amsterdam
> De Boelelaan 1081a, 1081 HV Amsterdam, The Netherlands
> Office: S-230, W&N building
> Tel: +31 (0)20 598 7724
> Fax: +31 (0)20 598 7653
> Mobile: +31 (0)62 113 8600
> http://www.few.vu.nl/~mmy700/
>
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>